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Fall Weather Pattern Arrives

Rain and much cooler temperatures behind a cold front will bring a feeling of fall to the east coast today. In addition, an active fall storm pattern developing in the Pacific Northwest this week will bring areas of heavy rains, and very high elevations could receive heavy snow. Wetting rains to the valley floors will spread south Thu and Fri into northern California,where active fires continue. Read More >

Hazardous Weather Conditions

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78° N Lon: 89.25° W Elev: 400 ft.




Humidity 89%
Wind Speed S 3 mph
Barometer 30.32 in (1026.8 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 16 Oct 8:52 pm CDT
Detailed forecast for

Union County

Clear. Lows in the upper 30s. East winds around 5 mph in the evening becoming calm after midnight.
Mostly sunny. Patchy frost in the morning. Highs in the upper 60s. Calm winds in the morning becoming south around 5 mph in the afternoon.
Tuesday Night
Clear. Lows in the mid 40s. Southeast winds around 5 mph.
Sunny. Highs in the lower 70s. South winds 5 to 10 mph.
Wednesday Night
Clear. Lows in the upper 40s. South winds around 5 mph.
Sunny. Highs in the mid 70s.
Thursday Night
Clear. Lows in the upper 40s.
Mostly sunny. Highs in the upper 70s.
Friday Night
Mostly clear. Lows in the mid 50s.
Partly sunny. Highs in the upper 70s.
Saturday Night
Partly cloudy. A 50 percent chance of showers after midnight. Lows in the upper 50s.
Showers likely. Highs in the lower 70s. Chance of precipitation 70 percent.
Sunday Night
Partly cloudy. A 40 percent chance of showers in the evening. Lows in the lower 50s.
Partly sunny. Highs in the lower 70s.

Click Map For Forecast
316 PM CDT Mon Oct 16 2017

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database